/* 文章列表 + 文章正文。配色与栅格沿用 site.css 的变量。 */
:root {
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --serif-cjk: "Songti SC", "Noto Serif CJK SC", "Source Han Serif SC", serif;
}

.intro--compact { min-height: auto; padding-bottom: clamp(3rem, 8vw, 6rem); }
.intro--compact h1 { margin: clamp(2.5rem, 6vw, 5rem) 0 clamp(1.5rem, 4vw, 3rem); }

/* ---------- 列表页 ---------- */
.entry-list { border-bottom: 1px solid var(--ink); }
.year { display: grid; grid-template-columns: 1fr 3fr; align-items: start; padding: var(--pad); }
.year + .year { border-top: 1px solid var(--line); }
.year-label {
  position: sticky;
  top: 5.5rem;
  margin: 0;
  font-size: .72rem;
  font-weight: 400;
  letter-spacing: .1em;
}
.entries { display: grid; gap: clamp(2rem, 4vw, 3.5rem); margin: 0; padding: 0; list-style: none; }
.entry a {
  display: grid;
  gap: .55rem;
  max-width: 42rem;
  text-decoration: none;
}
.entry h3 {
  margin: 0;
  font-size: clamp(1.35rem, 2.6vw, 2.1rem);
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -.035em;
}
.entry a:hover h3 { text-decoration: underline; text-underline-offset: .3rem; text-decoration-thickness: 1px; }
.entry-summary { margin: 0; max-width: 34rem; color: var(--quiet); font-size: .95rem; line-height: 1.6; }
.entry-meta { margin: 0; text-transform: uppercase; font-size: .64rem; letter-spacing: .08em; }
.empty { margin: 0; padding: var(--pad); color: var(--quiet); font-size: .95rem; }
.empty code { padding: .1rem .35rem; border: 1px solid var(--line); font-family: var(--mono); font-size: .85em; }

/* ---------- 文章页 ---------- */
.post-hero {
  display: grid;
  gap: 1.5rem;
  padding: clamp(3rem, 9vw, 7rem) var(--pad) clamp(2.5rem, 6vw, 4.5rem);
  border-bottom: 1px solid var(--ink);
}
.post-hero h1 {
  margin: 0;
  max-width: 20ch;
  font-size: clamp(2.4rem, 6vw, 5rem);
  font-weight: 500;
  line-height: 1.02;
  letter-spacing: -.055em;
}
.tags { display: flex; flex-wrap: wrap; gap: .45rem; margin: 0; padding: 0; list-style: none; }
.tags li {
  padding: .35rem .7rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  text-transform: uppercase;
  font-size: .62rem;
  letter-spacing: .06em;
}

.prose {
  max-width: 38rem;
  padding: clamp(2.5rem, 6vw, 4.5rem) var(--pad) clamp(3rem, 8vw, 6rem);
  font-size: 1.02rem;
  line-height: 1.85;
}
.prose > :first-child { margin-top: 0; }
.prose p { margin: 0 0 1.4em; }
.prose h2, .prose h3, .prose h4 {
  position: relative;
  margin: 2.4em 0 .8em;
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: -.03em;
}
.prose h2 { font-size: 1.5rem; }
.prose h3 { font-size: 1.2rem; }
.prose h4 { font-size: 1.02rem; }
.anchor {
  position: absolute;
  left: -1.2em;
  color: var(--line);
  text-decoration: none;
  opacity: 0;
  transition: opacity .2s ease;
}
.prose h2:hover .anchor, .prose h3:hover .anchor, .anchor:focus-visible { opacity: 1; }
.prose a { text-underline-offset: .22em; text-decoration-thickness: 1px; }
.prose a:hover { background: var(--acid); text-decoration: none; }
.prose ul, .prose ol { margin: 0 0 1.4em; padding-left: 1.35em; }
.prose li { margin-bottom: .5em; }
.prose li::marker { color: var(--quiet); }
.prose blockquote {
  margin: 1.8em 0;
  padding: .2em 0 .2em 1.25em;
  border-left: 2px solid var(--ink);
  color: var(--quiet);
  font-family: var(--serif-cjk);
  font-style: italic;
}
.prose blockquote p:last-child { margin-bottom: 0; }
.prose hr { margin: 3em 0; border: 0; border-top: 1px solid var(--line); }
.prose img { display: block; width: 100%; height: auto; border: 1px solid var(--line); }
.prose figure { margin: 2em 0; }
.prose figcaption { margin-top: .6rem; color: var(--quiet); text-transform: uppercase; font-size: .62rem; letter-spacing: .08em; }
.prose :not(pre) > code {
  padding: .12em .38em;
  border: 1px solid var(--line);
  background: rgba(17, 17, 15, .04);
  font-family: var(--mono);
  font-size: .86em;
}
.prose table { width: 100%; margin: 2em 0; border-collapse: collapse; font-size: .92rem; }
.prose th, .prose td { padding: .6rem .8rem; border: 1px solid var(--line); text-align: left; vertical-align: top; }
.prose th { text-transform: uppercase; font-size: .64rem; font-weight: 400; letter-spacing: .08em; }
.prose .footnotes { margin-top: 3em; padding-top: 1.5rem; border-top: 1px solid var(--line); color: var(--quiet); font-size: .88rem; }

/* 代码块：纸面底色上的深色块，行内滚动而不撑破版心 */
.prose .code {
  position: relative;
  margin: 2em 0;
  padding: 1.4rem 1.15rem 1.15rem;
  overflow-x: auto;
  border: 1px solid var(--ink);
  background: #171714;
  color: #ecebe6;
  font-family: var(--mono);
  font-size: .84rem;
  line-height: 1.7;
  tab-size: 2;
}
.prose .code[data-lang]::before {
  content: attr(data-lang);
  position: absolute;
  top: .45rem;
  right: .7rem;
  color: #6f6f68;
  text-transform: uppercase;
  font-size: .58rem;
  letter-spacing: .1em;
}
.prose .code code { font: inherit; }

.hljs-comment, .hljs-quote { color: #77776f; font-style: italic; }
.hljs-keyword, .hljs-selector-tag, .hljs-literal, .hljs-type, .hljs-doctag { color: var(--acid); }
.hljs-string, .hljs-regexp, .hljs-addition, .hljs-meta-string { color: #dcd8a0; }
.hljs-number, .hljs-symbol, .hljs-bullet, .hljs-variable, .hljs-template-variable { color: #b7cff0; }
.hljs-title, .hljs-name, .hljs-section, .hljs-attr, .hljs-attribute, .hljs-selector-id { color: #f0e7d0; }
.hljs-built_in, .hljs-class .hljs-title, .hljs-function .hljs-title { color: #cfe89a; }
.hljs-meta, .hljs-deletion { color: #b58c78; }
.hljs-emphasis { font-style: italic; }
.hljs-strong { font-weight: 700; }

/* ---------- 上下篇 ---------- */
.post-nav { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--ink); }
.post-nav-item {
  display: grid;
  gap: .5rem;
  align-content: start;
  min-height: 8rem;
  padding: var(--pad);
  text-decoration: none;
}
.post-nav-item + .post-nav-item { border-left: 1px solid var(--line); }
.post-nav-item span { text-transform: uppercase; font-size: .64rem; letter-spacing: .08em; color: var(--quiet); }
.post-nav-item b { max-width: 22ch; font-size: 1.1rem; font-weight: 500; letter-spacing: -.02em; }
.post-nav-item:hover b { text-decoration: underline; text-underline-offset: .28rem; }
.post-nav-item--next { text-align: right; justify-items: end; }

/* ---------- 首页的 Writing 摘要区块 ---------- */
.notes { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-bottom: 1px solid var(--ink); }
.note {
  display: grid;
  gap: .6rem;
  align-content: start;
  min-height: 12rem;
  padding: var(--pad);
  text-decoration: none;
}
.note + .note { border-left: 1px solid var(--line); }
.note h3 { margin: 0; font-size: 1.15rem; font-weight: 500; line-height: 1.2; letter-spacing: -.03em; }
.note:hover h3 { text-decoration: underline; text-underline-offset: .28rem; }
.note p { margin: 0; color: var(--quiet); font-size: .88rem; line-height: 1.55; }
.note span { text-transform: uppercase; font-size: .62rem; letter-spacing: .08em; }

/* ---------- 评论区（Waline 变量对齐纸面配色） ---------- */
.comments { border-top: 1px solid var(--ink); }
#waline {
  max-width: 42rem;
  padding: clamp(2rem, 5vw, 3.5rem) var(--pad) clamp(3rem, 7vw, 5rem);
  --waline-font-size: .95rem;
  --waline-theme-color: #11110f;
  --waline-active-color: #3d3d36;
  --waline-bgcolor: transparent;
  --waline-bgcolor-light: rgba(17, 17, 15, .04);
  --waline-bgcolor-hover: rgba(17, 17, 15, .07);
  --waline-color: #3d3d36;
  --waline-text-color: #11110f;
  --waline-border-color: rgba(17, 17, 15, .28);
  --waline-border: 1px solid var(--waline-border-color);
  --waline-avatar-radius: 0;
  --waline-badge-color: #11110f;
  --waline-info-bgcolor: transparent;
  --waline-code-bgcolor: rgba(17, 17, 15, .06);
}
#waline .wl-btn { border-radius: 0; }
#waline .wl-btn.primary { background: var(--ink); color: var(--paper); border-color: var(--ink); }
#waline .wl-editor, #waline .wl-input { border-radius: 0; }
#waline noscript { color: var(--quiet); font-size: .9rem; }

@media (max-width: 900px) {
  .notes { grid-template-columns: 1fr; }
  .note + .note { border-left: 0; border-top: 1px solid var(--line); }
}

@media (max-width: 720px) {
  .year { grid-template-columns: 1fr; gap: 1.5rem; }
  .year-label { position: static; }
  .post-nav { grid-template-columns: 1fr; }
  .post-nav-item + .post-nav-item { border-left: 0; border-top: 1px solid var(--line); }
  .post-nav-item--next { text-align: left; justify-items: start; }
  .prose { font-size: 1rem; }
}

#waline .wl-avatar, #waline .wl-user { display: none; }
#waline .wl-card { margin-left: 0; }
.comments-error { margin: 0; color: var(--quiet); font-size: .9rem; }

.section-bar--split { justify-content: space-between; gap: 1rem; }
.section-more { text-decoration: none; text-transform: uppercase; font-size: .72rem; letter-spacing: .08em; }
.section-more:hover { text-decoration: underline; text-underline-offset: .28rem; }